某1.5L自吸增程器设计开发
Development of a Specific Extended RangeBased ona 1.5L Na-turally Aspirated Engine
基于某增程搭载车型性能需求，开发的一款1.5L增程专用自吸发动机，匹配专用发电机，提升增程车型续航里程。通过台架性能开发及整车仿真验证，主要结论：1.增程专用发动机使用工况点更为集中，通过高效燃烧系统、催前EGR方案、阿特金森循环、电动化及热管理等技术措施，发动机最高热效率达到42%，同时大幅拓宽用户使用高效区。2.相比基础机型，混动专用自吸发动机在整车WLTC馈电油耗收益0.58L/100km，续航里程能够提升12%。3.通过发动机与发电机高效…查看全部>>
A 1.5L extended range specialized naturally aspirated engine was developed based on the performance requirements of a certain equipped, with the aim of improving range. Through bench performance development and vehicle simulation verification, the main conclusions were as follows: 1. The operating conditions of the extended range professional engine are more concentrated. Through technical measures such as efficient combustion system, pre-catalyst EGR scheme…查看全部>>
陈克朋;陈涛;庹汉郧;宋扬;李紫卫;
TK4
extended range specialized oil-electricity conversion efficiency endurance mileage
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